Both penicillin and macrolide antibiotics have been regarded as acceptable therapies for group A streptococcal pharyngitis for decades. Because of its convenient dosing, azithromycin has become the most commonly used alternative to penicillin in treating this common illness. Resistance to azithromycin in the United States has remained negligible over the years.
The main function of pons is to basically act as a bridge or highway for relay of many signals to and from the cerebrum and the cerebellum. This is the center that acts as the point of origin for various nerves in the body, including the important cranial nerves.
apneustic center: located in the lower part of the pons- its function is demonstrated when the ventral neurons and other neurons connecting to the pneumotaxic center have been blocked. Then the apneustic center of the lower pons sends signals to the DRG of neurons that prevent or retard the switch off inspiratory ramp signalÃ  the lungs fill with air , followed by short expiratory gasps.